Method for making alloy matrix composite

Abstract

A method for making alloy matrix composite, comprising: providing a metal matrix composite, the metal matrix composite includes a metal body and a reinforcement body; placing an alloying element layer on a surface of the metal matrix composite to obtain a first composite structure; rolling the first composite structure to obtain a middle composite structure; repeatedly folding and rolling the middle composite structure to obtain a second composite structure; annealing the second composite structure to obtain the alloy matrix composite.

What is claimed is: 
     
         1 . A method for making alloy matrix composite, comprising:
 providing a metal matrix composite, wherein the metal matrix composite comprises at least one metal body and at least one reinforcement body;   placing an alloying element layer on a surface of the metal matrix composite to obtain a first composite structure;   rolling the first composite structure to obtain a middle composite structure;   repeatedly folding and rolling the middle composite structure to obtain a second composite structure;   annealing the second composite structure to obtain the alloy matrix composite.   
     
     
         2 . The method of  claim 1 , wherein the metal body is made of copper, aluminum, silver, or gold. 
     
     
         3 . The method of  claim 1 , wherein the reinforcement body is made of carbon nanotube structure, graphene, particles of Al 2 O 3  or Si 3 N 4 . 
     
     
         4 . The method of  claim 3 , wherein the carbon nanotube structure comprises a plurality of carbon nanotubes, wherein the plurality of carbon nanotubes is arranged in a disorder manner. 
     
     
         5 . The method of  claim 3 , wherein the carbon nanotube structure has a film structure. 
     
     
         6 . The method of  claim 5 , wherein the film structure comprises a drawn carbon nanotube film, a pressed carbon nanotube film, and a flocculated carbon nanotube film. 
     
     
         7 . The method of  claim 1 , wherein placing an alloying element layer on a surface of the metal matrix composite, comprises: stacking the alloying element layer on the surface of the metal matrix composite. 
     
     
         8 . The method of  claim 1 , wherein placing an alloying element layer on a surface of the metal matrix composite, comprises: plating the alloying element layer on the surface of the metal matrix composite by electroplating or electroless plating. 
     
     
         9 . The method of  claim 1 , wherein placing an alloying element layer on a surface of the metal matrix composite, comprises: folding the metal matrix composite and providing the alloying element layer between the folded metal matrix composite. 
     
     
         10 . The method of  claim 1 , before repeatedly folding and rolling the middle composite structure, roughening a surface of the middle composite structure. 
     
     
         11 . The method of  claim 1 , wherein the second composite structure comprises a plurality of sandwiched structures, the plurality of sandwiched structures is stacked one by one. 
     
     
         12 . The method of  claim 11 , wherein each of the plurality of sandwich structures comprises two layers of the metal matrix composite, and the alloy element layer are sandwiched between the two layers of the metal matrix composites. 
     
     
         13 . The method of  claim 1 , wherein the annealing temperature is in range from about 100° C. to about 600° C. 
     
     
         14 . The method of  claim 1 , wherein the annealing time is in range from about 1 hour to about 24 hours.